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US Patent: 300,637
Planer Chuck
Patentee: Wallace Porter (exact or similar names) - New Haven, CT USPTO Classifications: 269/66, 269/67 Tool Categories: metalworking machines : metal planers : metal planer chucks work holding : vises : chucks Assignees: None Manufacturer: Wallace Porter - New Haven, CT Witnesses: George Terry Daniel S. Glenney, Jr. Charles S. Kalb Calvin Clarke	Patent Dates: Applied: Nov. 23, 1883 Granted: Jun. 17, 1884 Patent Pictures: [ 1 | 2 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens
Description: S. N. Kalb - patent attorney See also patent #287,160.

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